Question

Which animal group doesn't belong to the vertebrate group?

A. birds

B. echinoderms

C. mammals

D. amphibians

Answer 1

Which ones should we eliminate?

Answer 2

Not birds because we know that they fly and they have bones

Answer 3

And mammals definitely have bones

Answer 4

such as lion

Answer 5

amphibians?

Answer 6

amphibians

Answer 7

amphibians are like reptiles like a snake they need bones to slither

Answer 8

echinoderms Is your best answer such as starfish we know they don't have bones

Answer 9

They are also underwater animals